# Resistor Tools Pro

> Utilities

Canonical page: [https://chrome-stats.com/d/id825620924](https://chrome-stats.com/d/id825620924)

## Overview

- **ID:** `id825620924`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** Siu Yuen Ho
- **Category:** Utilities
- **Rating:** 4.00 / 5 (1 ratings)
- **Version:** 2.6.30
- **Last updated:** 2024-03-26
- **First published:** 2014-02-28
- **Size:** 3.93 MB
- **Data as of:** 2026-09-07
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/resistor-tools-pro/id825620924)
- **Privacy policy:** [http://peterho386.weebly.com/uploads/6/7/6/9/6769822/private\_policy\_general.htm](http://peterho386.weebly.com/uploads/6/7/6/9/6769822/private_policy_general.htm)

## Description

This app is a collection of resistor calculators. It is suitable for hobbyist or electronic engineer. 

 * Calculate resistance of 2 resistors in series or parallel
 * Find out combinations of 2 resistors in series/parallel making a desired resistance
 * Calculate ratio of R1/R2 and voltage divider
 * Find out resistor values of making voltage divider ratio
 * Find out resistor values of making inverting amplifier gain
 * Save combination values in CSV file
 * Share document via AirDrop
 * Upload CSV file to iCloud Drive (For iOS8 or later)

## Rankings

- #925,367 — Overall

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Source: [Chrome-Stats](https://chrome-stats.com/d/id825620924)